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4)
Turn off the parallel system
Press and hold the "OFF" button to turn off the UPSs one by one. The buzzer will beep once. After a while, the UPSs
will enter to bypass mode or no output mode synchronously.
5)
Add one new unit into the parallel system
a)
You can not add one new unit into the parallel system when whole system is running. You must cut off the load
and shut down the system first.
b)
Make sure all of the UPSs are the parallel models and follow the connection refer to section 4.
c)
Install the new parallel system, please refers to the previous section.
6)
Remove one unit from the parallel system
a)
Press the "OFF" button twice. Then, the UPS will enter into bypass mode or no output mode without output.
b)
Turn off the output breaker of this unit. Then, turn off the input breaker of this unit.
c)
After it shuts down, you can move the parallel cable and share current cable. And then, remove the unit from the
parallel system.
Hot Line – Tel + 33 (0)2 40 76 15 82 - Fax + 33 (0)2 40 94 29 51 - hotline@infosec.fr – 05 13 AA 59 206 14
INFOSEC UPS SYSTEM - 4, rue de la Rigotière - 44700 Orvault - FRANCE - www.infosec-ups.com
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